import torch

# Inferno is a blueish black to yellowish white color map.
INFERNO_cm = torch.Tensor(
    [[1.46159096e-03, 4.66127766e-04, 1.38655200e-02],
     [2.26726368e-03, 1.26992553e-03, 1.85703520e-02],
     [3.29899092e-03, 2.24934863e-03, 2.42390508e-02],
     [4.54690615e-03, 3.39180156e-03, 3.09092475e-02],
     [6.00552565e-03, 4.69194561e-03, 3.85578980e-02],
     [7.67578856e-03, 6.13611626e-03, 4.68360336e-02],
     [9.56051094e-03, 7.71344131e-03, 5.51430756e-02],
     [1.16634769e-02, 9.41675403e-03, 6.34598080e-02],
     [1.39950388e-02, 1.12247138e-02, 7.18616890e-02],
     [1.65605595e-02, 1.31362262e-02, 8.02817951e-02],
     [1.93732295e-02, 1.51325789e-02, 8.87668094e-02],
     [2.24468865e-02, 1.71991484e-02, 9.73274383e-02],
     [2.57927373e-02, 1.93306298e-02, 1.05929835e-01],
     [2.94324251e-02, 2.15030771e-02, 1.14621328e-01],
     [3.33852235e-02, 2.37024271e-02, 1.23397286e-01],
     [3.76684211e-02, 2.59207864e-02, 1.32232108e-01],
     [4.22525554e-02, 2.81385015e-02, 1.41140519e-01],
     [4.69146287e-02, 3.03236129e-02, 1.50163867e-01],
     [5.16437624e-02, 3.24736172e-02, 1.59254277e-01],
     [5.64491009e-02, 3.45691867e-02, 1.68413539e-01],
     [6.13397200e-02, 3.65900213e-02, 1.77642172e-01],
     [6.63312620e-02, 3.85036268e-02, 1.86961588e-01],
     [7.14289181e-02, 4.02939095e-02, 1.96353558e-01],
     [7.66367560e-02, 4.19053329e-02, 2.05798788e-01],
     [8.19620773e-02, 4.33278666e-02, 2.15289113e-01],
     [8.74113897e-02, 4.45561662e-02, 2.24813479e-01],
     [9.29901526e-02, 4.55829503e-02, 2.34357604e-01],
     [9.87024972e-02, 4.64018731e-02, 2.43903700e-01],
     [1.04550936e-01, 4.70080541e-02, 2.53430300e-01],
     [1.10536084e-01, 4.73986708e-02, 2.62912235e-01],
     [1.16656423e-01, 4.75735920e-02, 2.72320803e-01],
     [1.22908126e-01, 4.75360183e-02, 2.81624170e-01],
     [1.29284984e-01, 4.72930838e-02, 2.90788012e-01],
     [1.35778450e-01, 4.68563678e-02, 2.99776404e-01],
     [1.42377819e-01, 4.62422566e-02, 3.08552910e-01],
     [1.49072957e-01, 4.54676444e-02, 3.17085139e-01],
     [1.55849711e-01, 4.45588056e-02, 3.25338414e-01],
     [1.62688939e-01, 4.35542881e-02, 3.33276678e-01],
     [1.69575148e-01, 4.24893149e-02, 3.40874188e-01],
     [1.76493202e-01, 4.14017089e-02, 3.48110606e-01],
     [1.83428775e-01, 4.03288858e-02, 3.54971391e-01],
     [1.90367453e-01, 3.93088888e-02, 3.61446945e-01],
     [1.97297425e-01, 3.84001825e-02, 3.67534629e-01],
     [2.04209298e-01, 3.76322609e-02, 3.73237557e-01],
     [2.11095463e-01, 3.70296488e-02, 3.78563264e-01],
     [2.17948648e-01, 3.66146049e-02, 3.83522415e-01],
     [2.24762908e-01, 3.64049901e-02, 3.88128944e-01],
     [2.31538148e-01, 3.64052511e-02, 3.92400150e-01],
     [2.38272961e-01, 3.66209949e-02, 3.96353388e-01],
     [2.44966911e-01, 3.70545017e-02, 4.00006615e-01],
     [2.51620354e-01, 3.77052832e-02, 4.03377897e-01],
     [2.58234265e-01, 3.85706153e-02, 4.06485031e-01],
     [2.64809649e-01, 3.96468666e-02, 4.09345373e-01],
     [2.71346664e-01, 4.09215821e-02, 4.11976086e-01],
     [2.77849829e-01, 4.23528741e-02, 4.14392106e-01],
     [2.84321318e-01, 4.39325787e-02, 4.16607861e-01],
     [2.90763373e-01, 4.56437598e-02, 4.18636756e-01],
     [2.97178251e-01, 4.74700293e-02, 4.20491164e-01],
     [3.03568182e-01, 4.93958927e-02, 4.22182449e-01],
     [3.09935342e-01, 5.14069729e-02, 4.23720999e-01],
     [3.16281835e-01, 5.34901321e-02, 4.25116277e-01],
     [3.22609671e-01, 5.56335178e-02, 4.26376869e-01],
     [3.28920763e-01, 5.78265505e-02, 4.27510546e-01],
     [3.35216916e-01, 6.00598734e-02, 4.28524320e-01],
     [3.41499828e-01, 6.23252772e-02, 4.29424503e-01],
     [3.47771086e-01, 6.46156100e-02, 4.30216765e-01],
     [3.54032169e-01, 6.69246832e-02, 4.30906186e-01],
     [3.60284449e-01, 6.92471753e-02, 4.31497309e-01],
     [3.66529195e-01, 7.15785403e-02, 4.31994185e-01],
     [3.72767575e-01, 7.39149211e-02, 4.32400419e-01],
     [3.79000659e-01, 7.62530701e-02, 4.32719214e-01],
     [3.85228383e-01, 7.85914864e-02, 4.32954973e-01],
     [3.91452659e-01, 8.09267058e-02, 4.33108763e-01],
     [3.97674379e-01, 8.32568129e-02, 4.33182647e-01],
     [4.03894278e-01, 8.55803445e-02, 4.33178526e-01],
     [4.10113015e-01, 8.78961593e-02, 4.33098056e-01],
     [4.16331169e-01, 9.02033992e-02, 4.32942678e-01],
     [4.22549249e-01, 9.25014543e-02, 4.32713635e-01],
     [4.28767696e-01, 9.47899342e-02, 4.32411996e-01],
     [4.34986885e-01, 9.70686417e-02, 4.32038673e-01],
     [4.41207124e-01, 9.93375510e-02, 4.31594438e-01],
     [4.47428382e-01, 1.01597079e-01, 4.31080497e-01],
     [4.53650614e-01, 1.03847716e-01, 4.30497898e-01],
     [4.59874623e-01, 1.06089165e-01, 4.29845789e-01],
     [4.66100494e-01, 1.08321923e-01, 4.29124507e-01],
     [4.72328255e-01, 1.10546584e-01, 4.28334320e-01],
     [4.78557889e-01, 1.12763831e-01, 4.27475431e-01],
     [4.84789325e-01, 1.14974430e-01, 4.26547991e-01],
     [4.91022448e-01, 1.17179219e-01, 4.25552106e-01],
     [4.97257069e-01, 1.19379132e-01, 4.24487908e-01],
     [5.03492698e-01, 1.21575414e-01, 4.23356110e-01],
     [5.09729541e-01, 1.23768654e-01, 4.22155676e-01],
     [5.15967304e-01, 1.25959947e-01, 4.20886594e-01],
     [5.22205646e-01, 1.28150439e-01, 4.19548848e-01],
     [5.28444192e-01, 1.30341324e-01, 4.18142411e-01],
     [5.34682523e-01, 1.32533845e-01, 4.16667258e-01],
     [5.40920186e-01, 1.34729286e-01, 4.15123366e-01],
     [5.47156706e-01, 1.36928959e-01, 4.13510662e-01],
     [5.53391649e-01, 1.39134147e-01, 4.11828882e-01],
     [5.59624442e-01, 1.41346265e-01, 4.10078028e-01],
     [5.65854477e-01, 1.43566769e-01, 4.08258132e-01],
     [5.72081108e-01, 1.45797150e-01, 4.06369246e-01],
     [5.78303656e-01, 1.48038934e-01, 4.04411444e-01],
     [5.84521407e-01, 1.50293679e-01, 4.02384829e-01],
     [5.90733615e-01, 1.52562977e-01, 4.00289528e-01],
     [5.96939751e-01, 1.54848232e-01, 3.98124897e-01],
     [6.03138930e-01, 1.57151161e-01, 3.95891308e-01],
     [6.09330184e-01, 1.59473549e-01, 3.93589349e-01],
     [6.15512627e-01, 1.61817111e-01, 3.91219295e-01],
     [6.21685340e-01, 1.64183582e-01, 3.88781456e-01],
     [6.27847374e-01, 1.66574724e-01, 3.86276180e-01],
     [6.33997746e-01, 1.68992314e-01, 3.83703854e-01],
     [6.40135447e-01, 1.71438150e-01, 3.81064906e-01],
     [6.46259648e-01, 1.73913876e-01, 3.78358969e-01],
     [6.52369348e-01, 1.76421271e-01, 3.75586209e-01],
     [6.58463166e-01, 1.78962399e-01, 3.72748214e-01],
     [6.64539964e-01, 1.81539111e-01, 3.69845599e-01],
     [6.70598572e-01, 1.84153268e-01, 3.66879025e-01],
     [6.76637795e-01, 1.86806728e-01, 3.63849195e-01],
     [6.82656407e-01, 1.89501352e-01, 3.60756856e-01],
     [6.88653158e-01, 1.92238994e-01, 3.57602797e-01],
     [6.94626769e-01, 1.95021500e-01, 3.54387853e-01],
     [7.00575937e-01, 1.97850703e-01, 3.51112900e-01],
     [7.06499709e-01, 2.00728196e-01, 3.47776863e-01],
     [7.12396345e-01, 2.03656029e-01, 3.44382594e-01],
     [7.18264447e-01, 2.06635993e-01, 3.40931208e-01],
     [7.24102613e-01, 2.09669834e-01, 3.37423766e-01],
     [7.29909422e-01, 2.12759270e-01, 3.33861367e-01],
     [7.35683432e-01, 2.15905976e-01, 3.30245147e-01],
     [7.41423185e-01, 2.19111589e-01, 3.26576275e-01],
     [7.47127207e-01, 2.22377697e-01, 3.22855952e-01],
     [7.52794009e-01, 2.25705837e-01, 3.19085410e-01],
     [7.58422090e-01, 2.29097492e-01, 3.15265910e-01],
     [7.64009940e-01, 2.32554083e-01, 3.11398734e-01],
     [7.69556038e-01, 2.36076967e-01, 3.07485188e-01],
     [7.75058888e-01, 2.39667435e-01, 3.03526312e-01],
     [7.80517023e-01, 2.43326720e-01, 2.99522665e-01],
     [7.85928794e-01, 2.47055968e-01, 2.95476756e-01],
     [7.91292674e-01, 2.50856232e-01, 2.91389943e-01],
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